<template>
  <li>
          <label>
            <!-- 采用点击方式 -->
            <!-- @click="handleChecked(todo.id,todo.done) -->
            <!-- 
                      handleChecked(id,done){
                  this.checkTodo(id,!done)
              }
             -->
            <!-- 采用change方式 -->
            <!-- @change="handleChange(todo.id,$event)" -->
            <input type="checkbox" :checked="todo.done" @change="handleChange(todo.id,$event)"/>
            <span>{{todo.title}}</span>
          </label>
          <button class="btn btn-danger" @click="handleDelete(todo.id)">删除</button>
        </li>
</template>

<script>
  export default {
    name:'Item',
    props:['todo','delectTodo','checkTodo'],
    methods:{
      handleDelete(id){
          if(confirm('你确定要删除吗?')){
            this.delectTodo(id);
          }
      },
      handleChange(id,event){
          this.checkTodo(id,event.target.checked)
    }
    }
  }
</script>

<style scoped>
  /*item*/
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li button {
  float: right;
  display: none;
  margin-top: 3px;
}

li:before {
  content: initial;
}

li:last-child {
  border-bottom: none;
}

</style>